Patent 7607741 was granted and assigned to NISSAN MOTOR CO.,LTD. on October, 2009 by the United States Patent and Trademark Office.
When it is judged that a possible collision of the own vehicle with a preceding vehicle is avoidable by operation of either one of the brake pedal and steering wheel, a first grade braking force is automatically produced. While, when it is judged that the possible collision is unavoidable by operation of either of the brake pedal and steering wheel, a second grade braking force is automatically produced, which is greater than the first grade braking force.